https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67766
--- Comment #2 from Uroš Bizjak <ubizjak at gmail dot com> --- (In reply to Alexandre Oliva from comment #1) > Mine. Moving down the code in function.c that's under the comment: > /* If a named return value dumped decl_return to memory, then > we may need to re-do the PROMOTE_MODE signed/unsigned > extension. */ > so that the test: > else if (GET_MODE (real_decl_rtl) != GET_MODE (decl_rtl)) > appears after the blocks that deal with PARALLELs and CONCATs fixes it for > me, without any regressions on x86* regstraps. > > Could you please confirm it fixes bootstrap on alpha? TIA, Yes, the patch, based on the above instructions, passes the bootstrap. I'm currently in the regression tests, but I don't expect any surprises there.